java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-0cd0241 [2018-11-18 07:49:02,704 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 07:49:02,706 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 07:49:02,719 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 07:49:02,719 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 07:49:02,720 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 07:49:02,721 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 07:49:02,724 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 07:49:02,726 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 07:49:02,727 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 07:49:02,728 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 07:49:02,729 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 07:49:02,730 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 07:49:02,731 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 07:49:02,732 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 07:49:02,732 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 07:49:02,733 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 07:49:02,735 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 07:49:02,737 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 07:49:02,739 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 07:49:02,740 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 07:49:02,742 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 07:49:02,746 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 07:49:02,747 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 07:49:02,747 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 07:49:02,751 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 07:49:02,752 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 07:49:02,757 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 07:49:02,757 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 07:49:02,759 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 07:49:02,760 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 07:49:02,761 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 07:49:02,761 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 07:49:02,763 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 07:49:02,765 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 07:49:02,765 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 07:49:02,766 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-18 07:49:02,794 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 07:49:02,795 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 07:49:02,796 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 07:49:02,796 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 07:49:02,796 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 07:49:02,797 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 07:49:02,797 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 07:49:02,797 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 07:49:02,797 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 07:49:02,797 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 07:49:02,798 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 07:49:02,798 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 07:49:02,798 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 07:49:02,798 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 07:49:02,799 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 07:49:02,799 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 07:49:02,799 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 07:49:02,799 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 07:49:02,799 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 07:49:02,799 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 07:49:02,803 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 07:49:02,803 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 07:49:02,803 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 07:49:02,803 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 07:49:02,804 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 07:49:02,805 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 07:49:02,805 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 07:49:02,805 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 07:49:02,805 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 07:49:02,806 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 07:49:02,806 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 07:49:02,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 07:49:02,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 07:49:02,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 07:49:02,873 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 07:49:02,873 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 07:49:02,874 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c [2018-11-18 07:49:02,936 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d81bc07a/9fb05fcac8064043b2bba6df424af033/FLAG0be795f83 [2018-11-18 07:49:03,552 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 07:49:03,553 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.4_false-unreach-call.4.ufo.UNBOUNDED.pals.c [2018-11-18 07:49:03,576 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d81bc07a/9fb05fcac8064043b2bba6df424af033/FLAG0be795f83 [2018-11-18 07:49:03,810 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d81bc07a/9fb05fcac8064043b2bba6df424af033 [2018-11-18 07:49:03,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 07:49:03,823 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-18 07:49:03,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 07:49:03,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 07:49:03,828 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 07:49:03,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:49:03" (1/1) ... [2018-11-18 07:49:03,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:03, skipping insertion in model container [2018-11-18 07:49:03,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:49:03" (1/1) ... [2018-11-18 07:49:03,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 07:49:03,939 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 07:49:04,451 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 07:49:04,471 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 07:49:04,595 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 07:49:04,634 INFO L195 MainTranslator]: Completed translation [2018-11-18 07:49:04,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04 WrapperNode [2018-11-18 07:49:04,635 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 07:49:04,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 07:49:04,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 07:49:04,636 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 07:49:04,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... [2018-11-18 07:49:04,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 07:49:04,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 07:49:04,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 07:49:04,894 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 07:49:04,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:49:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 07:49:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 07:49:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 07:49:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2018-11-18 07:49:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2018-11-18 07:49:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2018-11-18 07:49:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2018-11-18 07:49:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-18 07:49:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2018-11-18 07:49:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 07:49:04,961 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2018-11-18 07:49:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 07:49:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-18 07:49:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2018-11-18 07:49:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2018-11-18 07:49:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2018-11-18 07:49:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 07:49:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-11-18 07:49:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure write [2018-11-18 07:49:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2018-11-18 07:49:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2018-11-18 07:49:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2018-11-18 07:49:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2018-11-18 07:49:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-18 07:49:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure check [2018-11-18 07:49:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 07:49:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 07:49:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 07:49:08,791 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 07:49:08,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:49:08 BoogieIcfgContainer [2018-11-18 07:49:08,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 07:49:08,795 INFO L168 Benchmark]: Toolchain (without parser) took 4972.30 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 704.6 MB). Free memory was 1.4 GB in the beginning and 2.0 GB in the end (delta: -557.6 MB). Peak memory consumption was 147.0 MB. Max. memory is 7.1 GB. [2018-11-18 07:49:08,797 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-18 07:49:08,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 811.07 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-18 07:49:08,798 INFO L168 Benchmark]: Boogie Preprocessor took 257.38 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 704.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -789.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. [2018-11-18 07:49:08,799 INFO L168 Benchmark]: RCFGBuilder took 3899.01 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 200.3 MB). Peak memory consumption was 200.3 MB. Max. memory is 7.1 GB. [2018-11-18 07:49:08,803 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 811.07 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 257.38 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 704.6 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -789.6 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3899.01 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.0 GB in the end (delta: 200.3 MB). Peak memory consumption was 200.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...